Add Profile metric counting to new User Manager.

chrome/browser/profiles/profile_window.h

Index: chrome/browser/profiles/profile_window.h
diff --git a/chrome/browser/profiles/profile_window.h b/chrome/browser/profiles/profile_window.h
index 1339d9497000e90de51ad6e35c018840758964fa..3c5510f8fed6f30566ff9e61169978b9b9270382 100644
--- a/chrome/browser/profiles/profile_window.h
+++ b/chrome/browser/profiles/profile_window.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_PROFILES_PROFILE_WINDOW_H_
 
 #include "base/callback_forward.h"
+#include "chrome/browser/profiles/profile_metrics.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "chrome/browser/ui/startup/startup_types.h"
 
@@ -35,11 +36,11 @@ void FindOrCreateNewWindowForProfile(
 // even if a window for that profile already exists. When the browser is
 // opened, |callback| will be run if it isn't null.
 
-void SwitchToProfile(
-    const base::FilePath& path,
-    chrome::HostDesktopType desktop_type,
-    bool always_create,
-    ProfileSwitchingDoneCallback callback);
+void SwitchToProfile(const base::FilePath& path,
+                     chrome::HostDesktopType desktop_type,
+                     bool always_create,
+                     ProfileSwitchingDoneCallback callback,
+                     ProfileMetrics::ProfileOpen metric);
 
 // Opens a Browser for the guest profile and runs |callback| if it isn't null.
 void SwitchToGuestProfile(chrome::HostDesktopType desktop_type,
@@ -49,7 +50,8 @@ void SwitchToGuestProfile(chrome::HostDesktopType desktop_type,
 // opens a new browser window for the profile once it is ready. When the browser
 // is opened, |callback| will be run if it isn't null.
 void CreateAndSwitchToNewProfile(chrome::HostDesktopType desktop_type,
-                                 ProfileSwitchingDoneCallback callback);
+                                 ProfileSwitchingDoneCallback callback,
+                                 ProfileMetrics::ProfileAdd metric);
 
 // Closes all browser windows that belong to the guest profile.
 void CloseGuestProfileWindows();